Senior Penetration Tester - Shape Secure by Design

CrimsonLogic

Singapore

On-site

SGD 90,000 - 130,000

Full time

3 days ago

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Job summary

CrimsonLogic is seeking a Penetration Tester to perform full-scope offensive security assessments across networks, applications, cloud, and OT. You will simulate advanced cyberattacks and deliver actionable remediation to strengthen security posture.

The role requires at least 3 years of hands-on pentesting experience, CREST or OSCP certification, and strong knowledge of security frameworks such as NIST or ISO 27001. Singapore-based applicants only.

Qualifications

Minimum 3 years hands-on experience in penetration testing.
CREST or OSCP certification mandatory.
Singapore Citizens or Permanent Residents (PR) will be considered.

Responsibilities

Conduct comprehensive penetration tests on applications, systems, and networks.
Simulate real-world cyberattacks to evaluate and improve defensive measures.
Provide detailed remediation strategies and follow up with users for clarification and resolution until report closure.
Perform system commissioning security clearance reviews.
Review and validate false positives from web penetration tests and secure code scans.
Conduct security baseline hardening reviews across infrastructure and applications.
Evaluate compliance with security frameworks and regulatory requirements.